Pipe dredge



FIG. 1 is a perspective view of a pipe dredge showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines surrounding the light gray in the figures are included for the purpose of illustrating portions of the pipe dredge that form no form of the claimed design. 

CLAIM The ornamental design for a pipe dredge, as shown and described. 